Whatever the reason you shoot straight-wall cartridges (like the .450 Bushmaster, 350 Legend, and .45-70 Government), the CrossfireA(R) II 3-9x50 Straight-Wall is built to help you get the most out of these classic cartridges. With a Bullet Drop Compensator (BDC) reticle optimized for straight-wall hunting, you&&';;ll enjoy accurate holdovers and rapid target acquisition. The one-inch tube provides an ideal combination of adjustment, size, and weight for a variety of hunting scenarios, and of course, you can count on the workhorse value of the CrossfireA(R) II line to help you fill those tags, year after year. Included in the Box Tethered Lens Covers Lens Cloth FEATURES Fast Focus Eyepiece Allows quick and easy reticle focusing. Tube Size 1 inch diameter tube offers a versatile blend of adjustment, size and weight for a wide variety of shooting applications. Second Focal Plane Reticle Scale of reticle maintains the same ideally-sized appearance. Listed reticle subtensions used for estimating range, holdover and wind drift correction are accurate at the highest magnification. Fully Multi-Coated Anti-reflective coatings on all air-to-glass surfaces provide increased light transmission for greater clarity and low-light performance. Single-Piece Tube Maximizes alignment for improved accuracy and optimum visual performance, as well as ensures strength and waterproofness. Aircraft-Grade Aluminum Constructed from a solid block of aircraft-grade aluminum for strength and rigidity. Waterproof O-ring seals prevent moisture, dust and debris from penetrating for reliable performance in all environments. Fogproof Nitrogen gas purging prevents internal fogging over a wide range of temperatures. Shockproof Rugged construction withstands recoil and impact. Low-Glare Matte Black Anodized Highly durable hard-coat anodization provides a low-glare matte surface and helps camouflage the shooter&';s position. Capped Reset Turrets Allow quick re-indexing of the turret (no tool needed) to zero after sighting in the riflescope. Caps provide external protection for turret.